#include<stdio.h>
extern void strcopy(char *d, char *s);

int main(void)
{
	char *srcstr = "First string - source";
	char dststr[] = "Second string - destination";
	
	printf("Before copying:\n");
	printf("%s\n %s\n",srcstr, dststr);
	
	strcopy(dststr,srcstr);
	
	printf("After copying:\n");
	printf("%s\n %s\n",srcstr, dststr);
	
	return(0);
}